apps/shell/app_shell_browser_main_parts.cc


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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "apps/shell/app_shell_browser_main_parts.h"

#include "apps/app_load_service.h"
#include "apps/shell/app_shell_browser_context.h"
#include "apps/shell/web_view_window.h"
#include "base/command_line.h"
#include "base/file_util.h"
#include "base/files/file_path.h"
#include "base/path_service.h"
#include "base/run_loop.h"
#include "chrome/common/chrome_paths.h"
#include "chromeos/chromeos_paths.h"
#include "content/public/common/result_codes.h"
#include "extensions/common/extension_paths.h"
#include "ui/aura/env.h"
#include "ui/aura/root_window.h"
#include "ui/aura/test/test_screen.h"
#include "ui/base/resource/resource_bundle.h"
#include "ui/gfx/screen.h"
#include "ui/wm/test/wm_test_helper.h"

namespace apps {

AppShellBrowserMainParts::AppShellBrowserMainParts(
    const content::MainFunctionParams& parameters) {
}

AppShellBrowserMainParts::~AppShellBrowserMainParts() {
}

void AppShellBrowserMainParts::CreateRootWindow() {
  // TODO(jamescook): Replace this with a real Screen implementation.
  gfx::Screen::SetScreenInstance(
      gfx::SCREEN_TYPE_NATIVE, aura::TestScreen::Create());
  // Set up basic pieces of views::corewm.
  wm_test_helper_.reset(new wm::WMTestHelper(gfx::Size(800, 600)));
  // Ensure the X window gets mapped.
  wm_test_helper_->root_window()->host()->Show();
}

void AppShellBrowserMainParts::LoadAndLaunchApp(const base::FilePath& app_dir) {
  base::FilePath current_dir;
  CHECK(file_util::GetCurrentDirectory(&current_dir));

  // HACK: This allows us to see how far we can get without crashing.
  Profile* profile = reinterpret_cast<Profile*>(browser_context_.get());
  LOG(WARNING) << "-----------------------------------";
  LOG(WARNING) << "app_shell is expected to crash now.";
  LOG(WARNING) << "-----------------------------------";

  apps::AppLoadService* app_load_service =
      apps::AppLoadService::Get(profile);
  DCHECK(app_load_service);
  if (!app_load_service->LoadAndLaunch(
           app_dir, *CommandLine::ForCurrentProcess(), current_dir)) {
    LOG(ERROR) << "Unable to launch app at \"" << app_dir.value() << "\"";
  }
}

void AppShellBrowserMainParts::PreMainMessageLoopStart() {
  // TODO(jamescook): Initialize touch here?
}

void AppShellBrowserMainParts::PostMainMessageLoopStart() {
}

void AppShellBrowserMainParts::PreEarlyInitialization() {
}

int AppShellBrowserMainParts::PreCreateThreads() {
  // TODO(jamescook): Initialize chromeos::CrosSettings here?

  // Return no error.
  return 0;
}

void AppShellBrowserMainParts::PreMainMessageLoopRun() {
  // NOTE: Much of this is culled from chrome/test/base/chrome_test_suite.cc
  // Set up all the paths to load files.
  chrome::RegisterPathProvider();
  chromeos::RegisterPathProvider();
  extensions::RegisterPathProvider();

  // The extensions system needs manifest data from the Chrome PAK file.
  base::FilePath resources_pack_path;
  PathService::Get(chrome::FILE_RESOURCES_PACK, &resources_pack_path);
  ResourceBundle::GetSharedInstance().AddDataPackFromPath(
      resources_pack_path, ui::SCALE_FACTOR_NONE);

  // TODO(jamescook): Initialize chromeos::UserManager.

  // TODO(jamescook): Initialize ExtensionsClient and ExtensionsBrowserClient.

  // Initialize our "profile" equivalent.
  browser_context_.reset(new AppShellBrowserContext);

  // TODO(jamescook): Initialize policy::ProfilePolicyConnector.
  // TODO(jamescook): Initialize ExtensionSystem and InitForRegularProfile.
  // TODO(jamescook): CreateBrowserContextServices using
  // BrowserContextDependencyManager.

  CreateRootWindow();

  const std::string kAppSwitch = "app";
  CommandLine* command_line = CommandLine::ForCurrentProcess();
  if (command_line->HasSwitch(kAppSwitch)) {
    base::FilePath app_dir(command_line->GetSwitchValueNative(kAppSwitch));
    LoadAndLaunchApp(app_dir);
  } else {
    // TODO(jamescook): Create an apps::ShellWindow here. For now, create a
    // window with a WebView just to ensure that the content module is properly
    // initialized.
    ShowWebViewWindow(browser_context_.get(),
                      wm_test_helper_->root_window()->window());
  }
}

bool AppShellBrowserMainParts::MainMessageLoopRun(int* result_code)  {
  base::RunLoop run_loop;
  run_loop.Run();
  *result_code = content::RESULT_CODE_NORMAL_EXIT;
  return true;
}

void AppShellBrowserMainParts::PostMainMessageLoopRun() {
  browser_context_.reset();
  wm_test_helper_.reset();
  aura::Env::DeleteInstance();
}

}  // namespace apps